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why do you need a b12 injection Best Vitamin Sites: Where to Inject B12 · PA Relief What You Need to Know
Description
At baseline, 66% of all enrolled women had less than adequate vitamin B 12 blood levels and there were no differences between the two groups

The 3.0 mL dilution gives a clean 4 mg/mL solution where 1 unit = 40 mcg, keeping the math simple across the titration
The slower entry of medication doesnt fracture tissue as much and may lessen bruising (Kim, 2017)

Muyldermans S

References Wu, Z
